A block for scotching a wheel.
A rough protuberance or projecting obstruction.
A point where many routes meet and traffic is distributed, dispensed, or diverted.
A goal or mark at which quoits, etc., are thrown.
A computer networking device connecting several Ethernet ports. See switch.
The central part, usually cylindrical, of a wheel; the nave.
A central facility providing a range of related services, such as a medical hub or an educational hub.
A stake with a nail in it, used to mark a temporary point.
A hardened, engraved steel punch for impressing a device upon a die, used in coining, etc.
A screw hob.
An area in a video game from which individual levels are accessed.
A male weasel; a buck; a dog; a jack.
A shaft, held by a bearing, at each end or side of a rotatable object.
A similar rotational bearing comprising a rotating arc or ring sliding in the groove of a stationary arc, used in machinery to allow a workpiece to be moved relative to a fixed tool.
A similar rotational bearing used in automotive suspensions.
One of the short stubby bearings on either side of a cannon; a gudgeon.